Which is exactly what it is. A standard baseline for your typical, normal, healthy human being.
Taking your stand of "but everything is chemically altering" is being intellectually dishonest in this argument and serves no real purpose beyond derailing conversation BACK to defining the constraints to which we're using to discuss the actual implications of actual, out of the normal baseline, mind altering substances.
You're not contributing anything with the ridiculous position you take by doing so, and make yourself and the rest of the "recreational user" group look bad by such poor arguments.